Asthma

For several years now, heat pumps have outsold gas furnaces in the United States. Instead of burning fossil fuels to generate warmth, these appliances use electricity — ideally provided by renewable sources like wind and solar — to transfer heat from even frigid outdoor air into a home. Many states have recognized the power of these highly efficient devices for both reducing emissions and keeping people from burning toxic natural gas in their homes: In 2023, Maine hit its goal of installing 100,000 of them two years ahead of schedule, then went ahead and pledged to install 175,000 more by 2027. ...